In Which of These Short-Term Decision Areas Are Fixed Costs

question 32

Multiple Choice

In which of these short-term decision areas are fixed costs generally irrelevant?

• A) accepting or rejecting a special order
• B) closing a department
• C) make or buy decisions
• D) all of the above

---

Definitions:

Ion Channels

Protein structures embedded in cell membranes that allow ions to enter or leave a cell, critical for various biological processes including nerve impulse transmission and muscle contraction.

Myelin Sheath

The fatty layer that surrounds and insulates nerve fibers in the central and peripheral nervous systems, facilitating the rapid transmission of nerve impulses.

Ion Pump

A protein complex in cell membranes that uses energy to move ions across the membrane, crucial for maintaining cellular ion balance.

Sodium

A chemical element (Na) that is essential for life, commonly found in salt (sodium chloride) and plays crucial roles in nerve function and fluid balance in the body.